Questions tagged [malware]

Malware is any software application which subverts the will of the legitimate owner of a computer, by means of force or subterfuge, with or without personal or monetary gain on the part of the creator.

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22 views

2-weekly cell phone (android) browsing to columbus . shortest-route . com

Last month I resetted my cell phone, also immediately installed Malwarebytes and Avast. Every scan until now was/is safe. But I also have a virus scanner which is included in my ISP safety package (...
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How do I go about decoding this malicious PHP script? [duplicate]

I came upon this script just by luck, actually. Ironically, it's stored in a protected folder on my website and I don't think <? $catches ='r'; $comforter ='$r)ciEVi'; $heroin = 'SgD'; $...
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Can BIOS virus/malware be used to steal data?

Since a BIOS isn't connected to the internet, even if your BIOS is infected with a malware (say you used a usb to flash it but with files that wasn't from the official motherboard manufacturer's site)...
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How can your BIOS be infected or hacked and Can a BIOS virus be used to “steal data”?

I know that BIOS can get virus but it's very rare, but it seems to me it's pretty impossible or improbable for a virus to creep into your BIOS via normal computer use. Let's say I'm using windows 10, ...
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macOS + malware + root password

I entered my macOS admin details (root password) into an application I think was malicious. Suspicious, I checked the keychain and my tokens had modified passwords. What else could have this ...
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66 views

New to malware analysis, looking for a string type list

as the title suggests, I'm new to malware analysis and as I was looking over strings in a sample, I came across one that I haven't seen before using + and / (6AAAAABZg+kFjYm2BgAAUegBAAAAw1WL7IPk+etc......
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Why is the term “nation state” used to refer to a government-sponsored effort in infosec, and is it accurate? [closed]

I work in infosec and as such, have read many whitepapers and been to many conference talks. I hear all the time, especially in conversation and literature about malware, the term "nation state" used ...
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65 views

Can a Logitech wireless headphone usb receiver be infected?

So I think they call them “dongles”? The usb wireless receiver that’s plugged into your computer? Can they get virus from a computer that has been infected? I imagine it’s no more vulnerable than say ...
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66 views

How to stop malicious WIFI from infecting my computer?

Was reading this: How to check if a Wi-Fi network is safe to connect to? When I came across some comments I can redirect you to other pages without your interaction. Install key loggers. Heck if ...
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Can a usb drive infect a hard drive without an OS

Specifically, I was trying to install windows 10 on a fresh new ssd, i was trying to use a usb to do it but it turns out I did not create the usb drive correctly, so I’m stuck on the “reboot and ...
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Can a malicious WIFI network force a connection

Say I enter a place with public WIFI. Of course, I would not connect to the network since I know it's risky, but I do have my computer turned on. Can an attacker know my computer is there and force a ...
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Comparing 2 files [Steganography] [closed]

I am sure that something malicious is going on with the 1st file (bigger file size) Please compare the two files and test if something malicious is found 1st file(malicious) -- https://funksyou.com/...
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Browser threw me on same ad-site some seconds after scrolling on completely separate webpages

I was scrolling on two completely separate web pages, pages I have visited many times before. However they do both have ads. My browser is Opera, and I use an adblocker (on the other site it doesn't ...
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89 views

Can a computer/MacBook be compromised/infected/hacker simply be requesting/attempt to join a network?

I was finishing a clean installation of macOS Catalina on my MacBook, and I was asked to select a wifi network. I misclicked on a wifi network with a name that's very similar to mine and was asked to ...
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234 views

What are the benefits of enabling antivirus full scanning?

If AV auto-scan will detect and prevent the malware from executing why there is a need to enable schedule/full scans? I'm asking because a full scan can create sometimes overhead on the machine and ...
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87 views

Why is my computer connected to amazon instances

When i run the command netstat -a to see the actual connections on my computer , i see all the time that my computer is connected to something like this ec2-xx-xx-xx-xx , not just one address it ...
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Can binary firmware packages be executed on the system?

Kernels like linux-libre (standard in Debian and other free Linux distributions) ship no binary firmware packages by default. From my limited understanding of their functionality, a binary firmware ...
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101 views

Router infected; Factory reset not working [closed]

Recently, I was being redirected (occasionally, not every time) by "ilkmawgod.site" (no information on google) to malicious webpages. I scanned my every thing using quick heal, but it didn't find ...
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56 views

Can your phone get hacked just through your phone number? [closed]

If someone has got your phone number can they hack into your phone using just the phone number? Perhaps by sending an SMS?
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29 views

Examples of malicious javascript accessing device microphone

I'm curious if there are any examples of malicious JavaScript accessing a devices microphone from the Browser without user interaction?
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2answers
59 views

Are there any examples of network-based application firewalls?

As we know, network based firewalls will filter based on information such as source IP, source port, etc. But they won't know what program on the source machine is generating that traffic. ...
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1answer
46 views

How could malware disable third party security software?

I'm asking this question with the assumption that anything the user can do, so can malware. I'm using a third party firewall on my system to control which programs are able to access the internet. ...
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1answer
58 views

Can I get a windows virus on macbook via usb transfer?

Suppose I had a file (a pdf file) on an infected windows 10 PC, I use a usb drive to transfer this file from windows 10 to a Macbook. Can this Macbook then be infected? Or become a carrier that ...
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49 views

Can using “Save Image As” on Google Images be dangerous? [duplicate]

The title says it all, I was wondering if some malicious code could be placed in the image file (the formats I am concerned with are JPEG, PNG and WEBP, basically the common formats available when you ...
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54 views

Would it be a big security vulnerability if someone wrote a browser extension to retrieve personal information on Google's behalf?

I am a 6th grader working in a project and came across the following question: On most browsers, you can inject JavaScript code into the browser, for example by typing in javascript:alert('Injecting ...
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56 views

Security of Virtualbox vs Sandboxie

Can you please explain if Virtualbox or Sandboxie would be a better fit in terms of security of data, malware, etc.? Assume Sandboxie is open source just for this answer because they intend to go ...
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How to interpret virustotal, virusscan scan?

I was looking at a popular file sharing app called Zapya and really liked it's functionality. I scanned the Windows executable ZapyaPC28Lite.exe, on two online virus scanners: https://virusscan.jotti....
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115 views

When someone clicks on a link that downloads the virus what makes the virus run?

Say for example a person gets an email with a link. That link turns out to be a download link for a virus and once the user clicks on it the virus is installed on his computer. Sure the virus is on ...
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1answer
48 views

System Process PID 4 Attempt to connect to many risky IPs using local port 137 [closed]

I noticed in our APT solution that many endpoints in my company initiate connection attempts: Process initiate: system process PID 4 Remote risky IP 185.94.111.1 remote port: random remote ports ...
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60 views

Can opening a blackmail/phishing email on outlook cause issues?

I recently ran some programs on my computer that caused some kind of security breach, I reinstalled windows (after formatting) to fix it. 3 days later I got an email with my old windows password ...
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65 views

Can being hacked/cyberattacked once make you more vulnerable to being hacked again?

I recently had a security breach on my PC, I ran a software called thaiphoon burner and DRAM calculator despite my windows warning. Long story short while I do not know if they are directly ...
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How the information from different resources are used in calculating the reputation score of a domain name in whoisxml (domain reputation API)?

I'm trying to obtain the reputation score of a domain name from whoisxml. There are some resources listed in their website such as the website content and it relation to other domains, and host ...
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40 views

sendgrid delivered malware - what's the abuse reporting procedure [closed]

Sendgrid delivered me malware* - where should I report that? There was no contact info in the headers and the only abuse contact I could find in whois was domain registrar Godaddy. Last time I dealt ...
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61 views

Bypassing WS.Reputation.1 (Norton)

So, I tried to create a backdoor on my own using python (for a course), as veil kept getting detected. All went well on my windows 10 VM and my old windows 7 laptop. However, when I copied the .exe ...
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30 views

where to get more information about Malware [closed]

Where I can find more information about Malware, like its name, malware family, its behavior, first seen, which type of file its use, its internal code, etc. If someone knows any source of Malware ...
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52 views

Is sharing a Speccy report with others safe?

I shared a Speccy report link (publish option) on Reddit Security's chatroom after I was asked to by an expert while he was trying to solve an issue for me. please let me know. thanks
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184 views

Is a safelinks.protection.outlook.com link phishing?

Received an email which contain the below hyperlink https://nam02.safelinks.protection.outlook.com/?url=http*3A*2F*2Factuallysale.com*2F&data=02*7C01*7C*7C548d20ace3ec4747fe1008d7d7d8b597*...
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57 views

How to make sure my phone is secure after a phishing attempt?

Situation: My phone is an android (Samsung Galaxy s6) - In a moment of mindless distraction yesterday I opened a pdf in a phishing email - it did contain a link but I did not click it. Very shortly ...
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47 views

Unfamiliar user agents 'CON 1.0 urlexists' and 'VANILLA 1.0 vanillastub' - are they malicious?

I'm analyzing a pcap via Wireshark, and there are multiple get requests to the IP. These requests use different user agents, which I can't find anything about when I search. The user agents: CON 1.0 ...
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100 views

Is an OTP alone useful for a hacker?

Further, does an unused OTP expire by itself? i.e in regards to digital banking - in case a hacker accesses your SMS's through malware or other means.
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220 views

Hugoclose.com malware is causing issues in google chrome [closed]

In my MacBook Air, whenever I search something in google, some adds are appearing out of no where and they're hiding the actual search results from google. When I checked the developer tools, I found ...
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2answers
95 views

Can an Android app steal cached/stored passwords from other apps on my phone

Can an android app steal a stored password from any other app I have installed? Say I have snapchat and I only log in once and stay logged in, if I later delete the cache from that app it will log me ...
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1answer
79 views

I have .Kismet files in my root directory. Where could they come from and are they dangerous?

I use Parrot OS security. When i was listing the contents in my root dir i noticed some weird file names that end with .Kismet. I know that kismet is a network intrusion detection software which is ...
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313 views

How to check if USB device isn't malicious?

Let's say I've got a generic, cheap mouse. It's a USB-device. Any USB-device may contain memory, so how to know if the manufacturer didn't embed any memory with malware software in a device? (on ...
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1answer
126 views

Is malware programmed in high-level language will be more detected than malware programmed in low-level language?

I would like to know if a simple malware designed to execute commands received by a C&C will have the same result rate if programmed in : lower-language like C++ high-language like Python (...
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110 views

How do I ensure my USB drive isn't infected?

I was advised recently by someone on here to reinstall my OS after being infected by belombrea dot com. However, in order to reinstall I needed to download Windows 10 on a USB drive. Now I'm afraid ...
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68 views

Android tv box has been compromised [closed]

how can I get remote access to android box the the other people has to it ?
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44 views

My PC was infected by belombrea dot com. Kaspersky didn't detect it. Is a factory reset enough? [duplicate]

Also I had it for around 3 days. It downloaded a file that's 1kb big on my PC. What should I do? I'm afraid to use my PC again.
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45 views

Safari frequently gets hijacked when visiting digg.com [closed]

About 6 months ago, every so often, when visiting digg.com, my browser (Safari) would get redirected to some malware site for updating Adobe Flash. This happened both on my iPhone (not jailbroken) and ...
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97 views

Can you get virus just by visiting a website in Safari using cache?

A few days ago I was searching for information to do an essay and I opened a page using the "in cache" option on Google. But then I realised that the page was not what I was expecting. My question is ...

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